December weather forecast
Armbrust, PA

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Weather in December

The first month of the winter, December, is also an icy month in Armbrust, Pennsylvania, with an average temperature ranging between min 27.7°F (-2.4°C) and max 39.2°F (4°C).

Temperature

The onset of December results in a decrease in the average high-temperature, receding from a chilly 48.9°F (9.4°C) in November to an icy 39.2°F (4°C). Nighttime temperature in Armbrust dips to a mean of 27.7°F (-2.4°C) during December.

Humidity

In December, the average relative humidity is 84%.

Rainfall

In December, in Armbrust, the rain falls for 13.1 days. Throughout December, 3.03" (77mm) of precipitation is accumulated. In Armbrust, during the entire year, the rain falls for 185.4 days and collects up to 34.02" (864mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Armbrust, Pennsylvania. In Armbrust, in December, snow falls for 12.8 days, with typically accumulated 6.1" (155mm) of snow. In Armbrust, during the entire year, snow falls for 63.2 days and aggregates up to 29.02" (737mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of December in Armbrust, sunrise is at 7:22 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:02 pm EST.

Sunshine

In December, the average sunshine is 3.6h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

Is it cold in Armbrust during December?

In Armbrust, in December, the average high-temperature is 39.2°F (4°C), and the average low-temperature is 27.7°F (-2.4°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is estimated at 84.2°F (29°C).

What is the average humidity in December in Armbrust?

The average relative humidity in December is 84%.

How much does it rain in Armbrust in December?

In Armbrust, during December, the rain falls for 13.1 days and regularly aggregates up to 3.03" (77mm) of precipitation.

How much does it snow in Armbrust in December?

In Armbrust, during December, snow falls for 12.8 days and regularly aggregates up to 6.1" (155mm) of snow.

What is the month with the shortest days in Armbrust?

With an average of 9h and 24min of daylight, December has the shortest days of the year in Armbrust.

What is the average length of the day in December in Armbrust?

In Armbrust, Pennsylvania, the average day length in December is 9h and 22min.

When is the sunrise / sunset in December in Armbrust?

In December, on the first day of the month, sunrise is at 7:22 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:02 pm EST.

How long on average sun shines in December in Armbrust?

The average sunshine duration in December in Armbrust, Pennsylvania, is 3.6h.

What are the months with the lowest UV index in Armbrust?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Armbrust.

How high is the UV index in December in Armbrust?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Armbrust, PA

Average temperature in December - Armbrust, PA
  • Average high temperature in December: 39.2°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.3°F).

  • Average low temperature in December: 27.7°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

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Average pressure in December
Armbrust, PA

Average pressure in December - Armbrust, PA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Armbrust, PA

Average wind speed in December - Armbrust, PA
  • Average wind speed in December: 7.9mph

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in December
Armbrust, PA

Average humidity in December - Armbrust, PA
  • Average humidity in December: 84%

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, July and August (77%).

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Average rainfall in December
Armbrust, PA

Average rainfall in December - Armbrust, PA
  • Average rainfall in December: 3.03"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is November (2.01").

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Average rainfall days in December
Armbrust, PA

Average rainfall days in December - Armbrust, PA
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is May (22 days).
The month with the least rainy days is January (9.8 days).

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Average snowfall in December
Armbrust, PA

Average snowfall in December - Armbrust, PA
  • Average snowfall in December: 6.1"

The month with the highest snowfall is January (7.09").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Armbrust, PA

Average snowfall days in December - Armbrust, PA
  • Average snowfall days in December: 12.8 days

The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Armbrust, PA

Average daylight in December / Average sunshine in December - Armbrust, PA
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 3h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in December
Armbrust, PA

Average sunshine days in December - Armbrust, PA
  • Average sunshine days in December: 9.7 days

The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.5 days).

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Average UV index in December
Armbrust, PA

Average UV index in December - Armbrust, PA
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in December
Armbrust, PA

Average cloud cover in December - Armbrust, PA
  • Average cloud cover in December: 64

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in December
Armbrust, PA

Average visibility in December - Armbrust, PA
  • Average visibility in December: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

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Armbrust, Pennsylvania, USA

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